Spam down but 'zombie' armies growing: McAfee

Hackers appear to be beefing up armies of "zombie" computers to recover from a major hit scored in the battle against spam email, according to software security firm McAfee.

Answers to your questions about massive cyberattack

Here are some answers to questions about perhaps the biggest cyberattack ever, which recently targeted Spamhaus, an anti-spam group based in Geneva and London. It ended up slowing down or blocking access to numerous Internet ...

Attacks on lone blogger reverberate across Web

(AP) -- The outage that knocked Twitter offline for hours was traced to an attack on a lone blogger in the former Soviet republic of Georgia - but the collateral damage that left millions around the world tweetless showed ...

Survey reveals fault lines in views on climate change

Climate change is a hotly debated issue among many scientists, but a new study published by a University of Alberta researcher notes that geoscientists and engineers also become embroiled in the issue—and for some, it can ...

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